package com.online.service;

import com.online.entity.Admin;
import com.online.entity.Student;
import com.online.entity.Teacher;

public interface LoginService {
    /**
     * 超级管理员登录
     * @param username
     * @param password
     * @return
     */
   public Admin adminLogin(Integer username, String password);

    /**
     * 老师登录
     * @param username
     * @param password
     * @return
     */
    public Teacher teacherLogin(Integer username, String password);

    /**
     * 学生登录
     * @param username
     * @param password
     * @return
     */
    public Student studentLogin(Integer username, String password);
}
